In one of the scenario we need to convert opportunties into Demands and need to calculate starting and end date of the demands

for some project ,

1. in the the month January 2 developers required.2. where as in the month of Feb only one developer required.3. means two demands has been started at January .4. In that one of the demand has been closed at Feb.5. But one demand still continuing and ended at March 2014.

Jan-14 Feb-14 Mar-142 1 1

when we convert this opportunity into demand , it will look like as shown below